/*
	QMPlay2 is a video and audio player.
	Copyright (C) 2010-2017  Błażej Szczygieł

	This program is free software: you can redistribute it and/or modify
	it under the terms of the GNU Lesser General Public License as published
	by the Free Software Foundation, either version 3 of the License, or
	(at your option) any later version.

	This program is distributed in the hope that it will be useful,
	but WITHOUT ANY WARRANTY; without even the implied warranty of
	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
	GNU Lesser General Public License for more details.

	You should have received a copy of the GNU Lesser General Public License
	along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

#pragma once

#include <NetworkAccess.hpp>

#include <QFile>

#ifdef UPDATER
	#include <QDialog>

	class QProgressBar;
	class QPushButton;
	class QLabel;
#endif

class Updater final : public
#ifdef UPDATER
	QDialog
#else
	QObject
#endif
{
	Q_OBJECT

public:
#ifdef UPDATER
	Updater(QWidget *parent);
#else
	Updater(QObject *parent);
#endif
	~Updater();

#ifdef UPDATER
	bool downloading() const;
#endif

public slots:
	void downloadUpdate();

private slots:
	void infoFinished();
#ifdef UPDATER
	void writeToFile();
	void downloadprogress(int bytesReceived, int bytesTotal);
	void downloadFinished();

	void applyUpdate();
#endif

private:
#ifdef UPDATER
	NetworkReply *getFile(const QString &url);
	void endWork(const QString &str);
#endif

	NetworkAccess net;
	QFile infoFile;
	bool busy;
#ifdef UPDATER
	bool firstChunk;
	QFile updateFile;
	QLabel *infoL;
	QProgressBar *progressB;
	QPushButton *downloadUpdateB, *installB;
#endif
};
